default-filters.php (29995B)
1 <?php 2 /** 3 * Sets up the default filters and actions for most 4 * of the WordPress hooks. 5 * 6 * If you need to remove a default hook, this file will 7 * give you the priority for which to use to remove the 8 * hook. 9 * 10 * Not all of the default hooks are found in default-filters.php 11 * 12 * @package WordPress 13 */ 14 15 // Strip, trim, kses, special chars for string saves. 16 foreach ( array( 'pre_term_name', 'pre_comment_author_name', 'pre_link_name', 'pre_link_target', 'pre_link_rel', 'pre_user_display_name', 'pre_user_first_name', 'pre_user_last_name', 'pre_user_nickname' ) as $filter ) { 17 add_filter( $filter, 'sanitize_text_field' ); 18 add_filter( $filter, 'wp_filter_kses' ); 19 add_filter( $filter, '_wp_specialchars', 30 ); 20 } 21 22 // Strip, kses, special chars for string display. 23 foreach ( array( 'term_name', 'comment_author_name', 'link_name', 'link_target', 'link_rel', 'user_display_name', 'user_first_name', 'user_last_name', 'user_nickname' ) as $filter ) { 24 if ( is_admin() ) { 25 // These are expensive. Run only on admin pages for defense in depth. 26 add_filter( $filter, 'sanitize_text_field' ); 27 add_filter( $filter, 'wp_kses_data' ); 28 } 29 add_filter( $filter, '_wp_specialchars', 30 ); 30 } 31 32 // Kses only for textarea saves. 33 foreach ( array( 'pre_term_description', 'pre_link_description', 'pre_link_notes', 'pre_user_description' ) as $filter ) { 34 add_filter( $filter, 'wp_filter_kses' ); 35 } 36 37 // Kses only for textarea admin displays. 38 if ( is_admin() ) { 39 foreach ( array( 'term_description', 'link_description', 'link_notes', 'user_description' ) as $filter ) { 40 add_filter( $filter, 'wp_kses_data' ); 41 } 42 add_filter( 'comment_text', 'wp_kses_post' ); 43 } 44 45 // Email saves. 46 foreach ( array( 'pre_comment_author_email', 'pre_user_email' ) as $filter ) { 47 add_filter( $filter, 'trim' ); 48 add_filter( $filter, 'sanitize_email' ); 49 add_filter( $filter, 'wp_filter_kses' ); 50 } 51 52 // Email admin display. 53 foreach ( array( 'comment_author_email', 'user_email' ) as $filter ) { 54 add_filter( $filter, 'sanitize_email' ); 55 if ( is_admin() ) { 56 add_filter( $filter, 'wp_kses_data' ); 57 } 58 } 59 60 // Save URL. 61 foreach ( array( 62 'pre_comment_author_url', 63 'pre_user_url', 64 'pre_link_url', 65 'pre_link_image', 66 'pre_link_rss', 67 'pre_post_guid', 68 ) as $filter ) { 69 add_filter( $filter, 'wp_strip_all_tags' ); 70 add_filter( $filter, 'esc_url_raw' ); 71 add_filter( $filter, 'wp_filter_kses' ); 72 } 73 74 // Display URL. 75 foreach ( array( 'user_url', 'link_url', 'link_image', 'link_rss', 'comment_url', 'post_guid' ) as $filter ) { 76 if ( is_admin() ) { 77 add_filter( $filter, 'wp_strip_all_tags' ); 78 } 79 add_filter( $filter, 'esc_url' ); 80 if ( is_admin() ) { 81 add_filter( $filter, 'wp_kses_data' ); 82 } 83 } 84 85 // Slugs. 86 add_filter( 'pre_term_slug', 'sanitize_title' ); 87 add_filter( 'wp_insert_post_data', '_wp_customize_changeset_filter_insert_post_data', 10, 2 ); 88 89 // Keys. 90 foreach ( array( 'pre_post_type', 'pre_post_status', 'pre_post_comment_status', 'pre_post_ping_status' ) as $filter ) { 91 add_filter( $filter, 'sanitize_key' ); 92 } 93 94 // Mime types. 95 add_filter( 'pre_post_mime_type', 'sanitize_mime_type' ); 96 add_filter( 'post_mime_type', 'sanitize_mime_type' ); 97 98 // Meta. 99 add_filter( 'register_meta_args', '_wp_register_meta_args_allowed_list', 10, 2 ); 100 101 // Post meta. 102 add_action( 'added_post_meta', 'wp_cache_set_posts_last_changed' ); 103 add_action( 'updated_post_meta', 'wp_cache_set_posts_last_changed' ); 104 add_action( 'deleted_post_meta', 'wp_cache_set_posts_last_changed' ); 105 106 // Term meta. 107 add_action( 'added_term_meta', 'wp_cache_set_terms_last_changed' ); 108 add_action( 'updated_term_meta', 'wp_cache_set_terms_last_changed' ); 109 add_action( 'deleted_term_meta', 'wp_cache_set_terms_last_changed' ); 110 add_filter( 'get_term_metadata', 'wp_check_term_meta_support_prefilter' ); 111 add_filter( 'add_term_metadata', 'wp_check_term_meta_support_prefilter' ); 112 add_filter( 'update_term_metadata', 'wp_check_term_meta_support_prefilter' ); 113 add_filter( 'delete_term_metadata', 'wp_check_term_meta_support_prefilter' ); 114 add_filter( 'get_term_metadata_by_mid', 'wp_check_term_meta_support_prefilter' ); 115 add_filter( 'update_term_metadata_by_mid', 'wp_check_term_meta_support_prefilter' ); 116 add_filter( 'delete_term_metadata_by_mid', 'wp_check_term_meta_support_prefilter' ); 117 add_filter( 'update_term_metadata_cache', 'wp_check_term_meta_support_prefilter' ); 118 119 // Comment meta. 120 add_action( 'added_comment_meta', 'wp_cache_set_comments_last_changed' ); 121 add_action( 'updated_comment_meta', 'wp_cache_set_comments_last_changed' ); 122 add_action( 'deleted_comment_meta', 'wp_cache_set_comments_last_changed' ); 123 124 // Places to balance tags on input. 125 foreach ( array( 'content_save_pre', 'excerpt_save_pre', 'comment_save_pre', 'pre_comment_content' ) as $filter ) { 126 add_filter( $filter, 'convert_invalid_entities' ); 127 add_filter( $filter, 'balanceTags', 50 ); 128 } 129 130 // Add proper rel values for links with target. 131 add_action( 'init', 'wp_init_targeted_link_rel_filters' ); 132 133 // Format strings for display. 134 foreach ( array( 'comment_author', 'term_name', 'link_name', 'link_description', 'link_notes', 'bloginfo', 'wp_title', 'document_title', 'widget_title' ) as $filter ) { 135 add_filter( $filter, 'wptexturize' ); 136 add_filter( $filter, 'convert_chars' ); 137 add_filter( $filter, 'esc_html' ); 138 } 139 140 // Format WordPress. 141 foreach ( array( 'the_content', 'the_title', 'wp_title', 'document_title' ) as $filter ) { 142 add_filter( $filter, 'capital_P_dangit', 11 ); 143 } 144 add_filter( 'comment_text', 'capital_P_dangit', 31 ); 145 146 // Format titles. 147 foreach ( array( 'single_post_title', 'single_cat_title', 'single_tag_title', 'single_month_title', 'nav_menu_attr_title', 'nav_menu_description' ) as $filter ) { 148 add_filter( $filter, 'wptexturize' ); 149 add_filter( $filter, 'strip_tags' ); 150 } 151 152 // Format text area for display. 153 foreach ( array( 'term_description', 'get_the_post_type_description' ) as $filter ) { 154 add_filter( $filter, 'wptexturize' ); 155 add_filter( $filter, 'convert_chars' ); 156 add_filter( $filter, 'wpautop' ); 157 add_filter( $filter, 'shortcode_unautop' ); 158 } 159 160 // Format for RSS. 161 add_filter( 'term_name_rss', 'convert_chars' ); 162 163 // Pre save hierarchy. 164 add_filter( 'wp_insert_post_parent', 'wp_check_post_hierarchy_for_loops', 10, 2 ); 165 add_filter( 'wp_update_term_parent', 'wp_check_term_hierarchy_for_loops', 10, 3 ); 166 167 // Display filters. 168 add_filter( 'the_title', 'wptexturize' ); 169 add_filter( 'the_title', 'convert_chars' ); 170 add_filter( 'the_title', 'trim' ); 171 172 add_filter( 'the_content', 'do_blocks', 9 ); 173 add_filter( 'the_content', 'wptexturize' ); 174 add_filter( 'the_content', 'convert_smilies', 20 ); 175 add_filter( 'the_content', 'wpautop' ); 176 add_filter( 'the_content', 'shortcode_unautop' ); 177 add_filter( 'the_content', 'prepend_attachment' ); 178 add_filter( 'the_content', 'wp_filter_content_tags' ); 179 add_filter( 'the_content', 'wp_replace_insecure_home_url' ); 180 181 add_filter( 'the_excerpt', 'wptexturize' ); 182 add_filter( 'the_excerpt', 'convert_smilies' ); 183 add_filter( 'the_excerpt', 'convert_chars' ); 184 add_filter( 'the_excerpt', 'wpautop' ); 185 add_filter( 'the_excerpt', 'shortcode_unautop' ); 186 add_filter( 'the_excerpt', 'wp_filter_content_tags' ); 187 add_filter( 'the_excerpt', 'wp_replace_insecure_home_url' ); 188 add_filter( 'get_the_excerpt', 'wp_trim_excerpt', 10, 2 ); 189 190 add_filter( 'the_post_thumbnail_caption', 'wptexturize' ); 191 add_filter( 'the_post_thumbnail_caption', 'convert_smilies' ); 192 add_filter( 'the_post_thumbnail_caption', 'convert_chars' ); 193 194 add_filter( 'comment_text', 'wptexturize' ); 195 add_filter( 'comment_text', 'convert_chars' ); 196 add_filter( 'comment_text', 'make_clickable', 9 ); 197 add_filter( 'comment_text', 'force_balance_tags', 25 ); 198 add_filter( 'comment_text', 'convert_smilies', 20 ); 199 add_filter( 'comment_text', 'wpautop', 30 ); 200 201 add_filter( 'comment_excerpt', 'convert_chars' ); 202 203 add_filter( 'list_cats', 'wptexturize' ); 204 205 add_filter( 'wp_sprintf', 'wp_sprintf_l', 10, 2 ); 206 207 add_filter( 'widget_text', 'balanceTags' ); 208 add_filter( 'widget_text_content', 'capital_P_dangit', 11 ); 209 add_filter( 'widget_text_content', 'wptexturize' ); 210 add_filter( 'widget_text_content', 'convert_smilies', 20 ); 211 add_filter( 'widget_text_content', 'wpautop' ); 212 add_filter( 'widget_text_content', 'shortcode_unautop' ); 213 add_filter( 'widget_text_content', 'wp_filter_content_tags' ); 214 add_filter( 'widget_text_content', 'wp_replace_insecure_home_url' ); 215 add_filter( 'widget_text_content', 'do_shortcode', 11 ); // Runs after wpautop(); note that $post global will be null when shortcodes run. 216 217 add_filter( 'widget_block_content', 'do_blocks', 9 ); 218 add_filter( 'widget_block_content', 'wp_filter_content_tags' ); 219 add_filter( 'widget_block_content', 'do_shortcode', 11 ); 220 221 add_filter( 'block_type_metadata', 'wp_migrate_old_typography_shape' ); 222 223 add_filter( 'wp_get_custom_css', 'wp_replace_insecure_home_url' ); 224 225 // RSS filters. 226 add_filter( 'the_title_rss', 'strip_tags' ); 227 add_filter( 'the_title_rss', 'ent2ncr', 8 ); 228 add_filter( 'the_title_rss', 'esc_html' ); 229 add_filter( 'the_content_rss', 'ent2ncr', 8 ); 230 add_filter( 'the_content_feed', 'wp_staticize_emoji' ); 231 add_filter( 'the_content_feed', '_oembed_filter_feed_content' ); 232 add_filter( 'the_excerpt_rss', 'convert_chars' ); 233 add_filter( 'the_excerpt_rss', 'ent2ncr', 8 ); 234 add_filter( 'comment_author_rss', 'ent2ncr', 8 ); 235 add_filter( 'comment_text_rss', 'ent2ncr', 8 ); 236 add_filter( 'comment_text_rss', 'esc_html' ); 237 add_filter( 'comment_text_rss', 'wp_staticize_emoji' ); 238 add_filter( 'bloginfo_rss', 'ent2ncr', 8 ); 239 add_filter( 'the_author', 'ent2ncr', 8 ); 240 add_filter( 'the_guid', 'esc_url' ); 241 242 // Email filters. 243 add_filter( 'wp_mail', 'wp_staticize_emoji_for_email' ); 244 245 // Robots filters. 246 add_filter( 'wp_robots', 'wp_robots_noindex' ); 247 add_filter( 'wp_robots', 'wp_robots_noindex_embeds' ); 248 add_filter( 'wp_robots', 'wp_robots_noindex_search' ); 249 add_filter( 'wp_robots', 'wp_robots_max_image_preview_large' ); 250 251 // Mark site as no longer fresh. 252 foreach ( 253 array( 254 'publish_post', 255 'publish_page', 256 'wp_ajax_save-widget', 257 'wp_ajax_widgets-order', 258 'customize_save_after', 259 'rest_after_save_widget', 260 'rest_delete_widget', 261 'rest_save_sidebar', 262 ) as $action 263 ) { 264 add_action( $action, '_delete_option_fresh_site', 0 ); 265 } 266 267 // Misc filters. 268 add_filter( 'option_ping_sites', 'privacy_ping_filter' ); 269 add_filter( 'option_blog_charset', '_wp_specialchars' ); // IMPORTANT: This must not be wp_specialchars() or esc_html() or it'll cause an infinite loop. 270 add_filter( 'option_blog_charset', '_canonical_charset' ); 271 add_filter( 'option_home', '_config_wp_home' ); 272 add_filter( 'option_siteurl', '_config_wp_siteurl' ); 273 add_filter( 'tiny_mce_before_init', '_mce_set_direction' ); 274 add_filter( 'teeny_mce_before_init', '_mce_set_direction' ); 275 add_filter( 'pre_kses', 'wp_pre_kses_less_than' ); 276 add_filter( 'pre_kses', 'wp_pre_kses_block_attributes', 10, 3 ); 277 add_filter( 'sanitize_title', 'sanitize_title_with_dashes', 10, 3 ); 278 add_action( 'check_comment_flood', 'check_comment_flood_db', 10, 4 ); 279 add_filter( 'comment_flood_filter', 'wp_throttle_comment_flood', 10, 3 ); 280 add_filter( 'pre_comment_content', 'wp_rel_ugc', 15 ); 281 add_filter( 'comment_email', 'antispambot' ); 282 add_filter( 'option_tag_base', '_wp_filter_taxonomy_base' ); 283 add_filter( 'option_category_base', '_wp_filter_taxonomy_base' ); 284 add_filter( 'the_posts', '_close_comments_for_old_posts', 10, 2 ); 285 add_filter( 'comments_open', '_close_comments_for_old_post', 10, 2 ); 286 add_filter( 'pings_open', '_close_comments_for_old_post', 10, 2 ); 287 add_filter( 'editable_slug', 'urldecode' ); 288 add_filter( 'editable_slug', 'esc_textarea' ); 289 add_filter( 'nav_menu_meta_box_object', '_wp_nav_menu_meta_box_object' ); 290 add_filter( 'pingback_ping_source_uri', 'pingback_ping_source_uri' ); 291 add_filter( 'xmlrpc_pingback_error', 'xmlrpc_pingback_error' ); 292 add_filter( 'title_save_pre', 'trim' ); 293 294 add_action( 'transition_comment_status', '_clear_modified_cache_on_transition_comment_status', 10, 2 ); 295 296 add_filter( 'http_request_host_is_external', 'allowed_http_request_hosts', 10, 2 ); 297 298 // REST API filters. 299 add_action( 'xmlrpc_rsd_apis', 'rest_output_rsd' ); 300 add_action( 'wp_head', 'rest_output_link_wp_head', 10, 0 ); 301 add_action( 'template_redirect', 'rest_output_link_header', 11, 0 ); 302 add_action( 'auth_cookie_malformed', 'rest_cookie_collect_status' ); 303 add_action( 'auth_cookie_expired', 'rest_cookie_collect_status' ); 304 add_action( 'auth_cookie_bad_username', 'rest_cookie_collect_status' ); 305 add_action( 'auth_cookie_bad_hash', 'rest_cookie_collect_status' ); 306 add_action( 'auth_cookie_valid', 'rest_cookie_collect_status' ); 307 add_action( 'application_password_failed_authentication', 'rest_application_password_collect_status' ); 308 add_action( 'application_password_did_authenticate', 'rest_application_password_collect_status', 10, 2 ); 309 add_filter( 'rest_authentication_errors', 'rest_application_password_check_errors', 90 ); 310 add_filter( 'rest_authentication_errors', 'rest_cookie_check_errors', 100 ); 311 312 // Actions. 313 add_action( 'wp_head', '_wp_render_title_tag', 1 ); 314 add_action( 'wp_head', 'wp_enqueue_scripts', 1 ); 315 add_action( 'wp_head', 'wp_resource_hints', 2 ); 316 add_action( 'wp_head', 'feed_links', 2 ); 317 add_action( 'wp_head', 'feed_links_extra', 3 ); 318 add_action( 'wp_head', 'rsd_link' ); 319 add_action( 'wp_head', 'wlwmanifest_link' ); 320 add_action( 'wp_head', 'locale_stylesheet' ); 321 add_action( 'publish_future_post', 'check_and_publish_future_post', 10, 1 ); 322 add_action( 'wp_head', 'wp_robots', 1 ); 323 add_action( 'wp_head', 'print_emoji_detection_script', 7 ); 324 add_action( 'wp_head', 'wp_print_styles', 8 ); 325 add_action( 'wp_head', 'wp_print_head_scripts', 9 ); 326 add_action( 'wp_head', 'wp_generator' ); 327 add_action( 'wp_head', 'rel_canonical' ); 328 add_action( 'wp_head', 'wp_shortlink_wp_head', 10, 0 ); 329 add_action( 'wp_head', 'wp_custom_css_cb', 101 ); 330 add_action( 'wp_head', 'wp_site_icon', 99 ); 331 add_action( 'wp_footer', 'wp_print_footer_scripts', 20 ); 332 add_action( 'template_redirect', 'wp_shortlink_header', 11, 0 ); 333 add_action( 'wp_print_footer_scripts', '_wp_footer_scripts' ); 334 add_action( 'init', '_register_core_block_patterns_and_categories' ); 335 add_action( 'current_screen', '_load_remote_block_patterns' ); 336 add_action( 'init', 'check_theme_switched', 99 ); 337 add_action( 'init', array( 'WP_Block_Supports', 'init' ), 22 ); 338 add_action( 'switch_theme', array( 'WP_Theme_JSON_Resolver', 'clean_cached_data' ) ); 339 add_action( 'after_switch_theme', '_wp_menus_changed' ); 340 add_action( 'after_switch_theme', '_wp_sidebars_changed' ); 341 add_action( 'wp_print_styles', 'print_emoji_styles' ); 342 343 if ( isset( $_GET['replytocom'] ) ) { 344 add_filter( 'wp_robots', 'wp_robots_no_robots' ); 345 } 346 347 // Login actions. 348 add_action( 'login_head', 'wp_robots', 1 ); 349 add_filter( 'login_head', 'wp_resource_hints', 8 ); 350 add_action( 'login_head', 'wp_print_head_scripts', 9 ); 351 add_action( 'login_head', 'print_admin_styles', 9 ); 352 add_action( 'login_head', 'wp_site_icon', 99 ); 353 add_action( 'login_footer', 'wp_print_footer_scripts', 20 ); 354 add_action( 'login_init', 'send_frame_options_header', 10, 0 ); 355 356 // Feed generator tags. 357 foreach ( array( 'rss2_head', 'commentsrss2_head', 'rss_head', 'rdf_header', 'atom_head', 'comments_atom_head', 'opml_head', 'app_head' ) as $action ) { 358 add_action( $action, 'the_generator' ); 359 } 360 361 // Feed Site Icon. 362 add_action( 'atom_head', 'atom_site_icon' ); 363 add_action( 'rss2_head', 'rss2_site_icon' ); 364 365 366 // WP Cron. 367 if ( ! defined( 'DOING_CRON' ) ) { 368 add_action( 'init', 'wp_cron' ); 369 } 370 371 // HTTPS detection. 372 add_action( 'init', 'wp_schedule_https_detection' ); 373 add_action( 'wp_https_detection', 'wp_update_https_detection_errors' ); 374 add_filter( 'cron_request', 'wp_cron_conditionally_prevent_sslverify', 9999 ); 375 376 // HTTPS migration. 377 add_action( 'update_option_home', 'wp_update_https_migration_required', 10, 2 ); 378 379 // 2 Actions 2 Furious. 380 add_action( 'do_feed_rdf', 'do_feed_rdf', 10, 0 ); 381 add_action( 'do_feed_rss', 'do_feed_rss', 10, 0 ); 382 add_action( 'do_feed_rss2', 'do_feed_rss2', 10, 1 ); 383 add_action( 'do_feed_atom', 'do_feed_atom', 10, 1 ); 384 add_action( 'do_pings', 'do_all_pings', 10, 0 ); 385 add_action( 'do_all_pings', 'do_all_pingbacks', 10, 0 ); 386 add_action( 'do_all_pings', 'do_all_enclosures', 10, 0 ); 387 add_action( 'do_all_pings', 'do_all_trackbacks', 10, 0 ); 388 add_action( 'do_all_pings', 'generic_ping', 10, 0 ); 389 add_action( 'do_robots', 'do_robots' ); 390 add_action( 'do_favicon', 'do_favicon' ); 391 add_action( 'set_comment_cookies', 'wp_set_comment_cookies', 10, 3 ); 392 add_action( 'sanitize_comment_cookies', 'sanitize_comment_cookies' ); 393 add_action( 'admin_print_scripts', 'print_emoji_detection_script' ); 394 add_action( 'admin_print_scripts', 'print_head_scripts', 20 ); 395 add_action( 'admin_print_footer_scripts', '_wp_footer_scripts' ); 396 add_action( 'admin_print_styles', 'print_emoji_styles' ); 397 add_action( 'admin_print_styles', 'print_admin_styles', 20 ); 398 add_action( 'init', 'smilies_init', 5 ); 399 add_action( 'plugins_loaded', 'wp_maybe_load_widgets', 0 ); 400 add_action( 'plugins_loaded', 'wp_maybe_load_embeds', 0 ); 401 add_action( 'shutdown', 'wp_ob_end_flush_all', 1 ); 402 // Create a revision whenever a post is updated. 403 add_action( 'post_updated', 'wp_save_post_revision', 10, 1 ); 404 add_action( 'publish_post', '_publish_post_hook', 5, 1 ); 405 add_action( 'transition_post_status', '_transition_post_status', 5, 3 ); 406 add_action( 'transition_post_status', '_update_term_count_on_transition_post_status', 10, 3 ); 407 add_action( 'comment_form', 'wp_comment_form_unfiltered_html_nonce' ); 408 add_action( 'admin_init', 'send_frame_options_header', 10, 0 ); 409 add_action( 'welcome_panel', 'wp_welcome_panel' ); 410 411 // Privacy. 412 add_action( 'user_request_action_confirmed', '_wp_privacy_account_request_confirmed' ); 413 add_action( 'user_request_action_confirmed', '_wp_privacy_send_request_confirmation_notification', 12 ); // After request marked as completed. 414 add_filter( 'wp_privacy_personal_data_exporters', 'wp_register_comment_personal_data_exporter' ); 415 add_filter( 'wp_privacy_personal_data_exporters', 'wp_register_media_personal_data_exporter' ); 416 add_filter( 'wp_privacy_personal_data_exporters', 'wp_register_user_personal_data_exporter', 1 ); 417 add_filter( 'wp_privacy_personal_data_erasers', 'wp_register_comment_personal_data_eraser' ); 418 add_action( 'init', 'wp_schedule_delete_old_privacy_export_files' ); 419 add_action( 'wp_privacy_delete_old_export_files', 'wp_privacy_delete_old_export_files' ); 420 421 // Cron tasks. 422 add_action( 'wp_scheduled_delete', 'wp_scheduled_delete' ); 423 add_action( 'wp_scheduled_auto_draft_delete', 'wp_delete_auto_drafts' ); 424 add_action( 'importer_scheduled_cleanup', 'wp_delete_attachment' ); 425 add_action( 'upgrader_scheduled_cleanup', 'wp_delete_attachment' ); 426 add_action( 'delete_expired_transients', 'delete_expired_transients' ); 427 428 // Navigation menu actions. 429 add_action( 'delete_post', '_wp_delete_post_menu_item' ); 430 add_action( 'delete_term', '_wp_delete_tax_menu_item', 10, 3 ); 431 add_action( 'transition_post_status', '_wp_auto_add_pages_to_menu', 10, 3 ); 432 add_action( 'delete_post', '_wp_delete_customize_changeset_dependent_auto_drafts' ); 433 434 // Post Thumbnail CSS class filtering. 435 add_action( 'begin_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_add' ); 436 add_action( 'end_fetch_post_thumbnail_html', '_wp_post_thumbnail_class_filter_remove' ); 437 438 // Redirect old slugs. 439 add_action( 'template_redirect', 'wp_old_slug_redirect' ); 440 add_action( 'post_updated', 'wp_check_for_changed_slugs', 12, 3 ); 441 add_action( 'attachment_updated', 'wp_check_for_changed_slugs', 12, 3 ); 442 443 // Redirect old dates. 444 add_action( 'post_updated', 'wp_check_for_changed_dates', 12, 3 ); 445 add_action( 'attachment_updated', 'wp_check_for_changed_dates', 12, 3 ); 446 447 // Nonce check for post previews. 448 add_action( 'init', '_show_post_preview' ); 449 450 // Output JS to reset window.name for previews. 451 add_action( 'wp_head', 'wp_post_preview_js', 1 ); 452 453 // Timezone. 454 add_filter( 'pre_option_gmt_offset', 'wp_timezone_override_offset' ); 455 456 // Admin color schemes. 457 add_action( 'admin_init', 'register_admin_color_schemes', 1 ); 458 add_action( 'admin_color_scheme_picker', 'admin_color_scheme_picker' ); 459 460 // If the upgrade hasn't run yet, assume link manager is used. 461 add_filter( 'default_option_link_manager_enabled', '__return_true' ); 462 463 // This option no longer exists; tell plugins we always support auto-embedding. 464 add_filter( 'pre_option_embed_autourls', '__return_true' ); 465 466 // Default settings for heartbeat. 467 add_filter( 'heartbeat_settings', 'wp_heartbeat_settings' ); 468 469 // Check if the user is logged out. 470 add_action( 'admin_enqueue_scripts', 'wp_auth_check_load' ); 471 add_filter( 'heartbeat_send', 'wp_auth_check' ); 472 add_filter( 'heartbeat_nopriv_send', 'wp_auth_check' ); 473 474 // Default authentication filters. 475 add_filter( 'authenticate', 'wp_authenticate_username_password', 20, 3 ); 476 add_filter( 'authenticate', 'wp_authenticate_email_password', 20, 3 ); 477 add_filter( 'authenticate', 'wp_authenticate_application_password', 20, 3 ); 478 add_filter( 'authenticate', 'wp_authenticate_spam_check', 99 ); 479 add_filter( 'determine_current_user', 'wp_validate_auth_cookie' ); 480 add_filter( 'determine_current_user', 'wp_validate_logged_in_cookie', 20 ); 481 add_filter( 'determine_current_user', 'wp_validate_application_password', 20 ); 482 483 // Split term updates. 484 add_action( 'admin_init', '_wp_check_for_scheduled_split_terms' ); 485 add_action( 'split_shared_term', '_wp_check_split_default_terms', 10, 4 ); 486 add_action( 'split_shared_term', '_wp_check_split_terms_in_menus', 10, 4 ); 487 add_action( 'split_shared_term', '_wp_check_split_nav_menu_terms', 10, 4 ); 488 add_action( 'wp_split_shared_term_batch', '_wp_batch_split_terms' ); 489 490 // Comment type updates. 491 add_action( 'admin_init', '_wp_check_for_scheduled_update_comment_type' ); 492 add_action( 'wp_update_comment_type_batch', '_wp_batch_update_comment_type' ); 493 494 // Email notifications. 495 add_action( 'comment_post', 'wp_new_comment_notify_moderator' ); 496 add_action( 'comment_post', 'wp_new_comment_notify_postauthor' ); 497 add_action( 'after_password_reset', 'wp_password_change_notification' ); 498 add_action( 'register_new_user', 'wp_send_new_user_notifications' ); 499 add_action( 'edit_user_created_user', 'wp_send_new_user_notifications', 10, 2 ); 500 501 // REST API actions. 502 add_action( 'init', 'rest_api_init' ); 503 add_action( 'rest_api_init', 'rest_api_default_filters', 10, 1 ); 504 add_action( 'rest_api_init', 'register_initial_settings', 10 ); 505 add_action( 'rest_api_init', 'create_initial_rest_routes', 99 ); 506 add_action( 'parse_request', 'rest_api_loaded' ); 507 508 // Sitemaps actions. 509 add_action( 'init', 'wp_sitemaps_get_server' ); 510 511 /** 512 * Filters formerly mixed into wp-includes. 513 */ 514 // Theme. 515 add_action( 'setup_theme', 'create_initial_theme_features', 0 ); 516 add_action( 'wp_loaded', '_custom_header_background_just_in_time' ); 517 add_action( 'wp_head', '_custom_logo_header_styles' ); 518 add_action( 'plugins_loaded', '_wp_customize_include' ); 519 add_action( 'transition_post_status', '_wp_customize_publish_changeset', 10, 3 ); 520 add_action( 'admin_enqueue_scripts', '_wp_customize_loader_settings' ); 521 add_action( 'delete_attachment', '_delete_attachment_theme_mod' ); 522 add_action( 'transition_post_status', '_wp_keep_alive_customize_changeset_dependent_auto_drafts', 20, 3 ); 523 524 // Calendar widget cache. 525 add_action( 'save_post', 'delete_get_calendar_cache' ); 526 add_action( 'delete_post', 'delete_get_calendar_cache' ); 527 add_action( 'update_option_start_of_week', 'delete_get_calendar_cache' ); 528 add_action( 'update_option_gmt_offset', 'delete_get_calendar_cache' ); 529 530 // Author. 531 add_action( 'transition_post_status', '__clear_multi_author_cache' ); 532 533 // Post. 534 add_action( 'init', 'create_initial_post_types', 0 ); // Highest priority. 535 add_action( 'admin_menu', '_add_post_type_submenus' ); 536 add_action( 'before_delete_post', '_reset_front_page_settings_for_post' ); 537 add_action( 'wp_trash_post', '_reset_front_page_settings_for_post' ); 538 add_action( 'change_locale', 'create_initial_post_types' ); 539 540 // Post Formats. 541 add_filter( 'request', '_post_format_request' ); 542 add_filter( 'term_link', '_post_format_link', 10, 3 ); 543 add_filter( 'get_post_format', '_post_format_get_term' ); 544 add_filter( 'get_terms', '_post_format_get_terms', 10, 3 ); 545 add_filter( 'wp_get_object_terms', '_post_format_wp_get_object_terms' ); 546 547 // KSES. 548 add_action( 'init', 'kses_init' ); 549 add_action( 'set_current_user', 'kses_init' ); 550 551 // Script Loader. 552 add_action( 'wp_default_scripts', 'wp_default_scripts' ); 553 add_action( 'wp_default_scripts', 'wp_default_packages' ); 554 555 add_action( 'wp_enqueue_scripts', 'wp_localize_jquery_ui_datepicker', 1000 ); 556 add_action( 'wp_enqueue_scripts', 'wp_common_block_scripts_and_styles' ); 557 add_action( 'admin_enqueue_scripts', 'wp_localize_jquery_ui_datepicker', 1000 ); 558 add_action( 'admin_enqueue_scripts', 'wp_common_block_scripts_and_styles' ); 559 add_action( 'enqueue_block_assets', 'wp_enqueue_registered_block_scripts_and_styles' ); 560 add_action( 'enqueue_block_assets', 'enqueue_block_styles_assets', 30 ); 561 add_action( 'enqueue_block_editor_assets', 'wp_enqueue_registered_block_scripts_and_styles' ); 562 add_action( 'enqueue_block_editor_assets', 'enqueue_editor_block_styles_assets' ); 563 add_action( 'enqueue_block_editor_assets', 'wp_enqueue_editor_block_directory_assets' ); 564 add_action( 'enqueue_block_editor_assets', 'wp_enqueue_editor_format_library_assets' ); 565 add_action( 'admin_print_scripts-index.php', 'wp_localize_community_events' ); 566 add_filter( 'wp_print_scripts', 'wp_just_in_time_script_localization' ); 567 add_filter( 'print_scripts_array', 'wp_prototype_before_jquery' ); 568 add_filter( 'customize_controls_print_styles', 'wp_resource_hints', 1 ); 569 add_action( 'admin_head', 'wp_check_widget_editor_deps' ); 570 571 // Global styles can be enqueued in both the header and the footer. See https://core.trac.wordpress.org/ticket/53494. 572 add_action( 'wp_enqueue_scripts', 'wp_enqueue_global_styles' ); 573 add_action( 'wp_footer', 'wp_enqueue_global_styles', 1 ); 574 575 add_action( 'wp_default_styles', 'wp_default_styles' ); 576 add_filter( 'style_loader_src', 'wp_style_loader_src', 10, 2 ); 577 578 add_action( 'wp_head', 'wp_maybe_inline_styles', 1 ); // Run for styles enqueued in <head>. 579 add_action( 'wp_footer', 'wp_maybe_inline_styles', 1 ); // Run for late-loaded styles in the footer. 580 581 add_action( 'admin_footer-post.php', 'wp_add_iframed_editor_assets_html' ); 582 add_action( 'admin_footer-post-new.php', 'wp_add_iframed_editor_assets_html' ); 583 584 // Taxonomy. 585 add_action( 'init', 'create_initial_taxonomies', 0 ); // Highest priority. 586 add_action( 'change_locale', 'create_initial_taxonomies' ); 587 588 // Canonical. 589 add_action( 'template_redirect', 'redirect_canonical' ); 590 add_action( 'template_redirect', 'wp_redirect_admin_locations', 1000 ); 591 592 // Shortcodes. 593 add_filter( 'the_content', 'do_shortcode', 11 ); // AFTER wpautop(). 594 595 // Media. 596 add_action( 'wp_playlist_scripts', 'wp_playlist_scripts' ); 597 add_action( 'customize_controls_enqueue_scripts', 'wp_plupload_default_settings' ); 598 add_action( 'plugins_loaded', '_wp_add_additional_image_sizes', 0 ); 599 add_filter( 'plupload_default_settings', 'wp_show_heic_upload_error' ); 600 601 // Nav menu. 602 add_filter( 'nav_menu_item_id', '_nav_menu_item_id_use_once', 10, 2 ); 603 604 // Widgets. 605 add_action( 'after_setup_theme', 'wp_setup_widgets_block_editor', 1 ); 606 add_action( 'init', 'wp_widgets_init', 1 ); 607 608 // Admin Bar. 609 // Don't remove. Wrong way to disable. 610 add_action( 'template_redirect', '_wp_admin_bar_init', 0 ); 611 add_action( 'admin_init', '_wp_admin_bar_init' ); 612 add_action( 'before_signup_header', '_wp_admin_bar_init' ); 613 add_action( 'activate_header', '_wp_admin_bar_init' ); 614 add_action( 'wp_body_open', 'wp_admin_bar_render', 0 ); 615 add_action( 'wp_footer', 'wp_admin_bar_render', 1000 ); // Back-compat for themes not using `wp_body_open`. 616 add_action( 'in_admin_header', 'wp_admin_bar_render', 0 ); 617 618 // Former admin filters that can also be hooked on the front end. 619 add_action( 'media_buttons', 'media_buttons' ); 620 add_filter( 'image_send_to_editor', 'image_add_caption', 20, 8 ); 621 add_filter( 'media_send_to_editor', 'image_media_send_to_editor', 10, 3 ); 622 623 // Embeds. 624 add_action( 'rest_api_init', 'wp_oembed_register_route' ); 625 add_filter( 'rest_pre_serve_request', '_oembed_rest_pre_serve_request', 10, 4 ); 626 627 add_action( 'wp_head', 'wp_oembed_add_discovery_links' ); 628 add_action( 'wp_head', 'wp_oembed_add_host_js' ); 629 630 add_action( 'embed_head', 'enqueue_embed_scripts', 1 ); 631 add_action( 'embed_head', 'print_emoji_detection_script' ); 632 add_action( 'embed_head', 'print_embed_styles' ); 633 add_action( 'embed_head', 'wp_print_head_scripts', 20 ); 634 add_action( 'embed_head', 'wp_print_styles', 20 ); 635 add_action( 'embed_head', 'wp_robots' ); 636 add_action( 'embed_head', 'rel_canonical' ); 637 add_action( 'embed_head', 'locale_stylesheet', 30 ); 638 639 add_action( 'embed_content_meta', 'print_embed_comments_button' ); 640 add_action( 'embed_content_meta', 'print_embed_sharing_button' ); 641 642 add_action( 'embed_footer', 'print_embed_sharing_dialog' ); 643 add_action( 'embed_footer', 'print_embed_scripts' ); 644 add_action( 'embed_footer', 'wp_print_footer_scripts', 20 ); 645 646 add_filter( 'excerpt_more', 'wp_embed_excerpt_more', 20 ); 647 add_filter( 'the_excerpt_embed', 'wptexturize' ); 648 add_filter( 'the_excerpt_embed', 'convert_chars' ); 649 add_filter( 'the_excerpt_embed', 'wpautop' ); 650 add_filter( 'the_excerpt_embed', 'shortcode_unautop' ); 651 add_filter( 'the_excerpt_embed', 'wp_embed_excerpt_attachment' ); 652 653 add_filter( 'oembed_dataparse', 'wp_filter_oembed_iframe_title_attribute', 5, 3 ); 654 add_filter( 'oembed_dataparse', 'wp_filter_oembed_result', 10, 3 ); 655 add_filter( 'oembed_response_data', 'get_oembed_response_data_rich', 10, 4 ); 656 add_filter( 'pre_oembed_result', 'wp_filter_pre_oembed_result', 10, 3 ); 657 658 // Capabilities. 659 add_filter( 'user_has_cap', 'wp_maybe_grant_install_languages_cap', 1 ); 660 add_filter( 'user_has_cap', 'wp_maybe_grant_resume_extensions_caps', 1 ); 661 add_filter( 'user_has_cap', 'wp_maybe_grant_site_health_caps', 1, 4 ); 662 663 // Block Templates CPT and Rendering 664 add_filter( 'render_block_context', '_block_template_render_without_post_block_context' ); 665 add_filter( 'pre_wp_unique_post_slug', 'wp_filter_wp_template_unique_post_slug', 10, 5 ); 666 add_action( 'wp_footer', 'the_block_template_skip_link' ); 667 add_action( 'setup_theme', 'wp_enable_block_templates' ); 668 669 unset( $filter, $action );